320460608

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:344

約数の個数: 112

約数和(自身を含む): 734811840

約数和(自身を除く): 414351232

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 136, 139, 163, 208, 221, 272, 278, 326, 416, 442, 544, 556, 652, 832, 884, 1088, 1112, 1304, 1768, 1807, 2119, 2224, 2363, 2608, 2771, 3536, 3614, 4238, 4448, 4726, 5216, 5542, 7072, 7228, 8476, 8896, 9452, 10432, 11084, 14144, 14456, 16952, 18904, 22168, 22657, 28912, 30719, 33904, 36023, 37808, 44336, 45314, 57824, 61438, 67808, 72046, 75616, 88672, 90628, 115648, 122876, 135616, 144092, 151232, 177344, 181256, 245752, 288184, 294541, 362512, 385169, 491504, 576368, 589082, 725024, 770338, 983008, 1152736, 1178164, 1450048, 1540676, 1966016, 2305472, 2356328, 3081352, 4712656, 5007197, 6162704, 9425312, 10014394, 12325408, 18850624, 20028788, 24650816, 40057576, 80115152, 160230304, 320460608]

約数ペア:

[(1, 320460608), (2, 160230304), (4, 80115152), (8, 40057576), (13, 24650816), (16, 20028788), (17, 18850624), (26, 12325408), (32, 10014394), (34, 9425312), (52, 6162704), (64, 5007197), (68, 4712656), (104, 3081352), (136, 2356328), (139, 2305472), (163, 1966016), (208, 1540676), (221, 1450048), (272, 1178164), (278, 1152736), (326, 983008), (416, 770338), (442, 725024), (544, 589082), (556, 576368), (652, 491504), (832, 385169), (884, 362512), (1088, 294541), (1112, 288184), (1304, 245752), (1768, 181256), (1807, 177344), (2119, 151232), (2224, 144092), (2363, 135616), (2608, 122876), (2771, 115648), (3536, 90628), (3614, 88672), (4238, 75616), (4448, 72046), (4726, 67808), (5216, 61438), (5542, 57824), (7072, 45314), (7228, 44336), (8476, 37808), (8896, 36023), (9452, 33904), (10432, 30719), (11084, 28912), (14144, 22657), (14456, 22168), (16952, 18904)]